CN113000597B - Electric repairing device for heavy metal contaminated soil - Google Patents
Electric repairing device for heavy metal contaminated soil Download PDFInfo
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- CN113000597B CN113000597B CN202110294101.4A CN202110294101A CN113000597B CN 113000597 B CN113000597 B CN 113000597B CN 202110294101 A CN202110294101 A CN 202110294101A CN 113000597 B CN113000597 B CN 113000597B
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- soil
- rotating shaft
- box
- stirring
- horizontal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
- B09C1/085—Reclamation of contaminated soil chemically electrochemically, e.g. by electrokinetics
Abstract
The invention discloses an electric remediation device for heavy metal contaminated soil, which comprises a soil remediation box, a soil circulation device and a soil treatment device, wherein a cathode electrode and an anode electrode are respectively arranged on the left side and the right side of the soil remediation box, leacheate is arranged in the soil remediation box, and the soil circulation device is positioned above the soil remediation box; according to the invention, the soil circulating device is arranged on the traditional soil remediation box, and the soil is decomposed into small parts and then put into the soil remediation box, and then enters the soil remediation box under the driving of the soil circulating device for electrolytic remediation, so that the remediation speed is higher, the remediation degree is higher, and the purification is more thorough.
Description
Technical Field
The invention relates to the field of soil remediation, in particular to an electric remediation device for heavy metal contaminated soil.
Background
With the discharge of a large amount of industrial sewage, waste water, waste gas and waste residue, the heavy metal pollution of the soil environment is increasingly serious; because the soil cannot eliminate and dilute the heavy metal, the long-term excessive accumulation of the heavy metal not only pollutes surface water and underground water and destroys the agricultural ecosystem of a mining area, but also can enrich and generate a methyl compound with stronger toxicity through a food chain, poison the food chain organisms, finally cause the enrichment in human bodies and harm the human health;
after soil receives the pollution of heavy metal, traditional electronic restoration method drives heavy metal ion through the effect of electrode and leacheate and realizes the migration, however present mostly puts into soil with soil and restores the incasement, both sides set up negative and positive electrodes respectively, the incasement is filled with the leacheate, nevertheless because soil is more, lead to upper soil to sink about the gravity again, the holistic height of soil reduces, and density increase to lead to heavy metal ion migration difficulty, lead to soil restoration time long, inefficiency.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problem of low soil remediation speed in the prior art, the invention aims to provide the electric remediation device for the heavy metal contaminated soil, which can realize high soil remediation speed and high remediation degree.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
The utility model provides an electronic prosthetic devices of heavy metal contaminated soil, includes the soil and restores the case, the soil restore the case left and right sides be provided with negative electrode and positive electrode respectively, negative electrode and positive electrode are connected with the negative pole and the positive pole of power respectively, are provided with the leacheate in the soil restoration case, still include soil circulating device, soil circulating device be located soil restoration case top.
Preferably, soil circulating device include first pivot, second pivot and third pivot, first pivot and second pivot be located soil restoration case top, the third pivot be located first pivot and second pivot intermediate position directly over, be connected with two between first pivot, second pivot and the third pivot and rotate the track, horizontally connect has the connecting rod between two rotation tracks, is connected with the lantern ring on the connecting rod, the lantern ring connect soil box, the output shaft of third pivot and motor is connected.
Preferably, the side surface of the rotating track connected with the first rotating shaft, the second rotating shaft and the third rotating shaft is provided with a horizontal groove and a vertical groove, and the first rotating shaft, the second rotating shaft and the third rotating shaft are provided with a horizontal protrusion matched with the horizontal groove and a vertical protrusion matched with the vertical groove.
Preferably, the horizontal section of the soil box is circular, a motor box is arranged at the top end of the soil box, a rotating motor is arranged in the motor box, a rotating shaft of the rotating motor is fixedly connected with the top end of a stirring shaft positioned in the soil box, a plurality of horizontal rods arranged at equal intervals are connected to the side surface of the stirring shaft, and a plurality of vertical rods are connected to the lower surface of each horizontal rod;
the soil incasement portion equidistant be provided with a plurality of ring and cut off, the (mixing) shaft run through the ring and cut off, and the horizon bar on each plane all is located the top that a ring cut off, the upper surface contact that the bottom of vertical pole and ring cut off.
Preferably, one end of the horizontal rod, which is far away from the stirring shaft, is connected with a scraper, and the scraper is contacted with the inner wall of the soil box;
the one end that the horizon bar is close to the (mixing) shaft connect columniform rubber circle top, the bottom and the ring of rubber circle cut off upper surface contact, the (mixing) shaft cup joint in the rubber circle.
Preferably, the side surface of the soil box is provided with a starting and closing door, and the starting and closing door is provided with a door lock.
Preferably, the soil remediation device further comprises a stirring device, the stirring device comprises bevel gears, stirring rods are connected below the bevel gears, the bottom ends of the stirring rods are rotatably connected with the bottom surface of the soil remediation tank, the side surfaces of the stirring rods are connected with one ends of a plurality of horizontal stirring rods, the side surfaces of the horizontal stirring rods are connected with one ends of a plurality of vertical stirring rods, and the side surfaces of the two rotating tracks are further connected with gear teeth matched with the bevel gears.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that: according to the invention, the soil circulating device is arranged on the traditional soil remediation box, and the soil is decomposed into small parts and then put into the soil remediation box, and then enters the soil remediation box under the driving of the soil circulating device for electrolytic remediation, so that the remediation speed is higher, the remediation degree is higher, and the purification is more thorough.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view taken at A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic view of the back side of the rotating track of the present invention;
FIG. 4 is a schematic view of the construction of the soil box of the present invention;
FIG. 5 is a schematic view showing the internal structure of the soil box of the present invention;
FIG. 6 is a schematic view of the structure of the motor and the stirring shaft in the soil box of the present invention;
FIG. 7 is a schematic view of the connection structure of the horizontal rod, the vertical rod, the scraper and the rubber ring;
FIG. 8 is a schematic view of the structure of the stirring device of the present invention.
The reference numbers in the figures illustrate:
1. a soil remediation tank; 2. a cathode electrode; 3. an anode electrode; 4. a soil circulation device; 5. a first rotating shaft; 6. a second rotating shaft; 7. a third rotating shaft; 8. rotating the caterpillar; 9. a connecting rod; 10. a collar; 11. a soil box; 12. a horizontal groove; 13. a vertical groove; 14. a motor case; 15. a stirring shaft; 16. a horizontal bar; 17. a vertical rod; 18. separating the circular ring; 19. a scraper; 20. a rubber ring; 21. a stirring device; 22. a bevel gear; 23. a stirring rod; 24. a horizontal stirring rod; 25. a vertical stirring rod; 26. gear teeth; 27. a door lock; 28. and (4) a small hole.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; rather than all embodiments. Based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
Example 1:
referring to fig. 1-8, an electric remediation device for heavy metal contaminated soil comprises a soil remediation box 1, wherein a cathode 2 and an anode 3 are respectively arranged on the left side and the right side of the soil remediation box 1, the cathode 2 and the anode 3 are respectively connected with the cathode and the anode of a power supply, an eluent is arranged in the soil remediation box 1, and a soil circulation device 4 is arranged above the soil remediation box 1.
Can circulate through soil circulating device and restore soil, compare the tradition and place soil all in the repair method in soil repair case, this patent is restoreed fastly, and the restoration degree is higher.
Example 2:
As shown in fig. 1-3, the lantern ring 10 is connected to the soil box 11, so as to facilitate the taking and placing of the soil box at any time, and the rotating caterpillar is driven to rotate by the first rotating shaft 5, the second rotating shaft 6 and the third rotating shaft 7, thereby realizing the effect of circular restoration.
Example 3:
As shown in fig. 3, the conventional rotating track rotates only with horizontal grooves, and the rotation can be realized by the horizontal protrusions on the rotating shaft, however, in order to prevent the rotating track from generating large offset (in order to not affect the engagement with the bevel gear at the back), the patent adds vertical grooves, and by matching with the vertical protrusions on the rotating shaft, the rotating track can be prevented from generating large offset.
Example 4:
the horizontal section of the soil box 11 is circular, a motor box 14 is arranged at the top end of the soil box 11, a rotating motor is arranged in the motor box 14, a rotating shaft of the rotating motor is fixedly connected with the top end of a stirring shaft 15 positioned in the soil box 11, a plurality of horizontal rods 16 which are arranged at equal intervals are connected to the side surface of the stirring shaft 15, and a plurality of vertical rods 17 are connected to the lower surface of each horizontal rod 16;
a plurality of circular ring partitions 18 are arranged in the soil box 11 at equal intervals, the stirring shaft 15 penetrates through the circular ring partitions 18, the horizontal rods 16 on each plane are located above the circular ring partitions 18, and the bottom ends of the vertical rods 17 are in contact with the upper surfaces of the circular ring partitions 18.
As shown in fig. 4-7, the soil box is divided into a plurality of layers by the annular partition wall, so that the soil to be repaired can be conveniently placed on each layer, compared with the traditional repairing mode, the soil to be repaired is subdivided and then placed in the soil box, the stirring shaft is driven to rotate under the action of the rotating motor, the horizontal rod is driven to move horizontally, the vertical rod is driven to stir the soil to be repaired below the horizontal rod, and therefore the soil to be repaired can be well mixed with the leacheate, and the repairing speed and the repairing degree are improved;
the soil box is provided with a plurality of small holes 28, the small holes 28 can allow leacheate to enter, heavy metal ions in the soil box are leached under the action of the leacheate and then migrate out of the box body under the action of an electric field force, so that the soil is repaired, the small holes 28 can prevent most of soil from flowing out, even if the soil flows out of the soil repairing box, the soil in the soil repairing box can be treated regularly, the soil rises after passing through the leacheate in the soil repairing box, then the soil box can be taken down, the soil in the box is poured out, and new soil to be repaired is put in;
the leacheate can be weaker and weaker along with the increase of the repaired soil, at the moment, two treatment modes are provided, one mode is to replace all the leacheate in the soil repairing box regularly, the other mode is to add new leacheate at one side and discharge the leacheate at the other side, and the two modes are the prior art and are not described herein.
Example 5:
as shown in fig. 7, one end of the horizontal rod 16 far away from the stirring shaft 15 is connected with a scraper 19, and the scraper 19 is contacted with the inner wall of the soil box 11; the state that can appear showy in the soil leacheate again, and then can adhere to soil incasement wall, can scrape soil down through the scraper.
The one end that the horizon bar 16 is close to (mixing) shaft 15 connects the top of columniform rubber circle 20, and the bottom and the ring of rubber circle 20 cut off 18 upper surface contact, and (mixing) shaft 15 cup joints in rubber circle 20.
In order to prevent soil from entering the next layer, so that the soil of the next layer is thickened and the soil remediation speed and degree are reduced, the soil to be remediated on each circular ring partition needs to be isolated, and the gaps between the stirring shafts and the circular ring partitions are isolated through the rubber rings.
Example 6:
the side of the soil box 11 is provided with a starting and closing door, and the starting and closing door is provided with a door lock 27.
The opening and closing door is arranged on the side face, so that the soil to be repaired can be conveniently put in, and the repaired soil can be conveniently taken out.
Example 7:
still include agitating unit 21, agitating unit 21 includes bevel gear 22, bevel gear 22 below is connected puddler 23, the bottom and the soil of puddler 23 restore 1 bottom surface swivelling joint of case, and the puddler 23 side is connected with the one end of a plurality of horizontal stirring rod 24, and the one end of a plurality of vertical stirring rod 25 is connected to the side of horizontal stirring rod 24, and the side of two rotation tracks 8 still is connected with and bevel gear 22 assorted gear tooth 26.
In the prosthetic in-process of soil, in order to accelerate soil restoration speed and degree, need accelerate the mixing rate and the degree of soil and leacheate, new leacheate can also be added at the in-process that uses in addition, the quick integration of new and old leacheate also can influence the prosthetic speed of soil and degree, so this patent is provided with agitating unit in soil restoration case 1, rotation that does not stop through rotating the track further drives the bevel gear rotatory, and then the motion of driving horizontal stirring rod and vertical stirring rod, thereby can stir the leacheate, realize improving the prosthetic speed of soil and degree.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (4)
1. The utility model provides an electronic prosthetic devices of heavy metal contaminated soil, includes soil remediation case (1), soil remediation case (1) left and right sides be provided with negative electrode (2) and positive electrode (3) respectively, negative electrode (2) and positive electrode (3) are connected with the negative pole and the positive pole of power respectively, are provided with the leacheate in soil remediation case (1), its characterized in that: the soil recycling device (4) is arranged above the soil repairing box (1);
the soil circulating device (4) comprises a first rotating shaft (5), a second rotating shaft (6) and a third rotating shaft (7), the first rotating shaft (5) and the second rotating shaft (6) are positioned above the soil remediation box (1), the third rotating shaft (7) is positioned right above the middle positions of the first rotating shaft (5) and the second rotating shaft (6), two rotating crawler belts (8) are connected among the first rotating shaft (5), the second rotating shaft (6) and the third rotating shaft (7), a connecting rod (9) is horizontally connected between the two rotating crawler belts (8), a lantern ring (10) is connected onto the connecting rod (9), the lantern ring (10) is connected with the soil box (11), and the third rotating shaft (7) is connected with an output shaft of a motor;
the soil remediation box is characterized by further comprising a stirring device (21), wherein the stirring device (21) comprises bevel gears (22), stirring rods (23) are connected below the bevel gears (22), the bottom ends of the stirring rods (23) are rotatably connected with the bottom surface of the soil remediation box (1), one ends of a plurality of horizontal stirring rods (24) are connected to the side surfaces of the stirring rods (23), one ends of a plurality of vertical stirring rods (25) are connected to the side surfaces of the horizontal stirring rods (24), and gear teeth (26) matched with the bevel gears (22) are further connected to the side surfaces of the two rotating tracks (8);
the horizontal cross section of the soil box (11) is circular, soil is decomposed into small parts and then is put into the soil box, then the small parts enter the soil box under the driving of a soil circulating device for electrolytic remediation, a motor box (14) is arranged at the top end of the soil box (11), a rotating motor is arranged in the motor box (14), a rotating shaft of the rotating motor is fixedly connected with the top end of a stirring shaft (15) positioned in the soil box (11), a plurality of horizontal rods (16) arranged at equal intervals are connected to the side surface of the stirring shaft (15), and a plurality of vertical rods (17) are connected to the lower surface of each horizontal rod (16);
a plurality of circular partitions (18) are arranged in the soil box (11) at equal intervals, the soil box is divided into a plurality of layers through the circular partitions, soil to be repaired is placed on each layer conveniently, the stirring shaft (15) penetrates through the circular partitions (18), the horizontal rod (16) on each plane is located above one circular partition (18), and the bottom end of the vertical rod (17) is in contact with the upper surface of the circular partition (18);
one end of the horizontal rod (16) close to the stirring shaft (15) is connected with the top end of a cylindrical rubber ring (20), the bottom end of the rubber ring (20) is in contact with the upper surface of the circular ring partition (18), and the stirring shaft (15) is sleeved in the rubber ring (20).
2. The device for electrically restoring the heavy metal contaminated soil according to claim 1, wherein: the side face of the rotating crawler belt (8) connected with the first rotating shaft (5), the second rotating shaft (6) and the third rotating shaft (7) is provided with a horizontal groove (12) and a vertical groove (13), and the first rotating shaft (5), the second rotating shaft (6) and the third rotating shaft (7) are provided with a horizontal protrusion matched with the horizontal groove (12) and a vertical protrusion matched with the vertical groove (13).
3. The device for electrically restoring the heavy metal contaminated soil according to claim 1, wherein: one end of the horizontal rod (16) far away from the stirring shaft (15) is connected with a scraper (19), and the scraper (19) is in contact with the inner wall of the soil box (11).
4. The device for electrically remedying the heavy metal contaminated soil according to any one of claims 1 to 3, wherein: the side surface of the soil box (11) is provided with a starting and closing door, and the starting and closing door is provided with a door lock (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110294101.4A CN113000597B (en) | 2021-03-19 | 2021-03-19 | Electric repairing device for heavy metal contaminated soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110294101.4A CN113000597B (en) | 2021-03-19 | 2021-03-19 | Electric repairing device for heavy metal contaminated soil |
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| Publication Number | Publication Date |
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| CN113000597A CN113000597A (en) | 2021-06-22 |
| CN113000597B true CN113000597B (en) | 2021-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110294101.4A Active CN113000597B (en) | 2021-03-19 | 2021-03-19 | Electric repairing device for heavy metal contaminated soil |
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| CN (1) | CN113000597B (en) |
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| GB9321791D0 (en) * | 1993-10-22 | 1993-12-15 | Ea Tech Ltd | Electrokinetic decontamination of land |
| CN204735534U (en) * | 2015-06-02 | 2015-11-04 | 江苏省环境科学研究院 | NULL's supplementary drip washing device of supersound |
| CN108262301A (en) * | 2018-04-26 | 2018-07-10 | 佛山市瑞生海特生物科技有限公司 | A kind of medical instrument circulation cleaning device based on biotechnology |
| CN110064650A (en) * | 2019-06-06 | 2019-07-30 | 张文鑫 | A kind of soil restoring device for environmental improvement |
| CN209697707U (en) * | 2018-12-14 | 2019-11-29 | 中交广州水运工程设计研究院有限公司 | A kind of soil remediation case |
| CN110947751A (en) * | 2019-12-13 | 2020-04-03 | 华中科技大学 | Device and method for restoring cadmium-polluted soil through electric auxiliary leaching |
| CN211217784U (en) * | 2019-10-16 | 2020-08-11 | 湖南省湄江湖生物技术有限公司 | Tea leaf cleaning device |
| CN211284126U (en) * | 2019-12-03 | 2020-08-18 | 成都南联科技有限公司 | Device for collecting slurry |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204817453U (en) * | 2015-06-29 | 2015-12-02 | 黄金财 | Be used for prosthetic chemical drip washing jar of soil |
| CN105170626B (en) * | 2015-10-16 | 2018-06-22 | 南京大学 | The device and method of Microwave Irradiation Assisted Chemical elution repairing heavy metal pollution place soil |
-
2021
- 2021-03-19 CN CN202110294101.4A patent/CN113000597B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9321791D0 (en) * | 1993-10-22 | 1993-12-15 | Ea Tech Ltd | Electrokinetic decontamination of land |
| CN204735534U (en) * | 2015-06-02 | 2015-11-04 | 江苏省环境科学研究院 | NULL's supplementary drip washing device of supersound |
| CN108262301A (en) * | 2018-04-26 | 2018-07-10 | 佛山市瑞生海特生物科技有限公司 | A kind of medical instrument circulation cleaning device based on biotechnology |
| CN209697707U (en) * | 2018-12-14 | 2019-11-29 | 中交广州水运工程设计研究院有限公司 | A kind of soil remediation case |
| CN110064650A (en) * | 2019-06-06 | 2019-07-30 | 张文鑫 | A kind of soil restoring device for environmental improvement |
| CN211217784U (en) * | 2019-10-16 | 2020-08-11 | 湖南省湄江湖生物技术有限公司 | Tea leaf cleaning device |
| CN211284126U (en) * | 2019-12-03 | 2020-08-18 | 成都南联科技有限公司 | Device for collecting slurry |
| CN110947751A (en) * | 2019-12-13 | 2020-04-03 | 华中科技大学 | Device and method for restoring cadmium-polluted soil through electric auxiliary leaching |
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| CN113000597A (en) | 2021-06-22 |
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